Reference for Bava Batra 185:2

לא כולהו הכי איתנהו

— No; all of them are such.<span class="x" onmousemove="('comment',' Therefore the sale is valid as if the seller had explicitly stated that the slave was a thief or a gambler. ');">³</span> Come and hear! [We learnt]:<span class="x" onmousemove="('comment',' B.K. 46a. ');">⁴</span>

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